4th Period Mystery

4th Period Mystery

During fourth period, high schooler Da-jeong finds her classmate Tae-gyu dead in a classroom and Jeong-hun standing in front of him with blood on his clothes. In order to stop Jeong-hun from becoming the prime suspect, Da-jeong must help him find the real murderer, who is still inside the school building, under 40 minutes before period four ends.

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Top Cast

Yoo Seung-ho

As Han Jung-hoon

Kang So-ra

As Lee Da-jeong

Sang-geun Jo

As Kim Tae-gyoo

Jeong Seok-yong

As Kang Gook-man

Jeon Jun-hong

As Embassy

Lee Yeong-jin

As Yun Sang-mi

Kim Dong-beom

As Do-il

Jo Yun-hei

As Hong Ju-hee

Lee Chan-ho

As

Im Soo-hyang

As

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